APA (7th ed.) Citation

(1940). Paedagogische encyclopaedie. Wolters [etc.].

Chicago Style (17th ed.) Citation

Paedagogische Encyclopaedie. Wolters [etc.], 1940.

MLA (8th ed.) Citation

Paedagogische Encyclopaedie. Wolters [etc.], 1940.

Warning: These citations may not always be 100% accurate.